Choose the best definition for "Machine language".
参考答案:C
已知等差数列{an}的前n项和为Sn,且S3=6,则5a1+a7的值为( )
A.12
B.10
C.24
D.6
绝经前女性血尿酸为()
A.2~5mg/dl
B.2.4~6.4mg/dl
C.1.6~5,0mg/dl
D.7mg/dl
E.3.57mmol/L